<template>
  <div class="login_comtainer">
    <div class="login_box">
      <!-- 头像 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!-- from表单 -->
      <el-form
        ref="loginformRef"
        class="login_form"
        label-width="0px"
        :model="loginForm"
        :rules="loginFormRules"
      >
        <el-form-item prop="username">
          <el-input
            v-model="loginForm.username"
            prefix-icon="el-icon-user"
          ></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            type="password"
            v-model="loginForm.password"
            prefix-icon="el-icon-lock"
          ></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="loginFormreSetFields">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      loginForm: {
        username: "admin",
        password: "123456",
      },
      loginFormRules: {
        username: [
          { required: true, message: "请输入账号", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "长度在 3 到 10 个字符",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          {
            min: 6,
            max: 14,
            message: "长度在 6 到 14 个字符",
            trigger: "blur",
          },
        ],
      },
    };
  },
  methods: {
    loginFormreSetFields() {
      this.$refs.loginformRef.resetFields();
    },
    login() {
      this.$refs.loginformRef.validate((e) => {
        if (e) {
          this.$http.post("login", this.loginForm).then((res) => {
            if (res.data.meta.status == 200) {
              this.$message({
                message: "登录成功",
                type: "success",
              });
              sessionStorage.setItem("token", res.data.data.token);
              this.$router.push("/home");
            } else {
              this.$message.error("登录失败");
            }
          });
        }
      });
    },
  },
};
</script>

<style lang="less" scoped>
.login_comtainer {
  background-color: #2b4b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: white;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    width: 130px;
    height: 130px;
    background-color: white;
    border-radius: 50%;
    padding: 10px;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    img {
      width: 67%;
      height: 67%;
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
    }
  }
  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
    .btns {
      display: flex;
      justify-content: flex-end;
    }
  }
}
</style>